There’s a brand of ice cream that has 5 ingredients in their vanilla. Vanilla, cream, milk, sugar, egg. I can eat it no problem. Other vanilla ice creams gives me gas and digestion issues - and the one difference is the other always have some texture modifier.<p>This article mentions carrageen were found to alter gut bacteria — that reminds of the articles from years back where experience us showed cows fed seaweed reduced their methane emissions in their farts, which are a chunk of cattle’s global warming contribution.